On agar conical On agar slight, On agar, grayish
colonies, grayish, transparent, almost translucent, or
white, semi- invisible growth brown, knobbed,
translucent shining waving edges
In milk grows freely, Grows in milk, no clot Grows in milk, no acid,
no acid, no clot: no clot
Saponifies in 3 or 4
weeks
Forms no indol in Forms no indol in
pancreatic bouillon pancreatic bouillon
Ferments glucose, Does not ferment
forming acid and gas glucose, forms acid,
no gas